feat: ノートの閲覧にログイン必須にする設定 (#14799)

* wip

* wip

* wip

* Update packages/frontend/src/pages/note.vue

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>

* wip

* Update WebhookTestService.ts

* Update privacy.vue

* wip

* rename

* Update locales/ja-JP.yml

Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

* 🎨

* wip

---------

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

packages/backend/src/core/entities/NoteEntityService.ts

@@ -149,6 +149,10 @@ export class NoteEntityService implements OnModuleInit {
 			}
 		}
 
+		if (packedNote.user.requireSigninToViewContents && meId == null) {
+			hide = true;
+		}
+
 		if (hide) {
 			packedNote.visibleUserIds = undefined;
 			packedNote.fileIds = [];